			*{
				margin: 0px;
				padding: 0px;
			}
			body{
				background-color:#f3f3f3 ;
				
			}
			.control{
				width: 340px;
				background-color: white;
				position: absolute;
				transform: translate(-50% -50%);
				border-radius: 5px;
				
			}
			.item{
				width: 340px;
				height: 60px;
				background-color: #eeeeee;
				display: flex;
			}
			.item div{
				width: 170px;
				height: 60px;
				display: inline-block;
				color: black;
				font-size: 18px;
				text-align: center;
				line-height: 60px;
				cursor: pointer;
			}
			.content{
				width: 100%;
			}
			.content div{
				margin:20px 30px;
				display: none;
				text-align: left;
			}
			p{
				color: #4a4a4a;
				margin-top: 30px;
				margin-bottom: 6px;
				font-size: 15px;
			}
			.content input[type="text"], .content input[type="password"]{
				width: 100%;
				height: 40px;
				border-radius: 3px;
				border: 1px solid;
				padding: 0 10px;
				box-sizing: border-box;
			}
			.content input[type="submit"]{
				margin-top: 40px;
				width: 100%;
				height: 40px;
				border-radius: 5px;
				color: white;
				border: 1px solid #adadad;
				background: #00dd60;
				cursor:pointer;
				letter-spacing: 4px;
				margin-bottom: 40px;
			}
			.active{
				background-color: white;
			}
			.item div:hover{
				background: #f6f6f6;
			}